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Water Quality Monitoring in the Source Water Areas for NYC PHASE I Monitoring Sites

Site 12 - Dry Brook near Arkville - EBDDRYBK - IMAGE Gallery Watershed Characteristics - Nutrient Chemistry - Molecular Tracers - Macroinvertebrates

Watershed Land Use/Land Cover Characteristics - Data Methodology Description Latitude(dd): 42.144399 Longitude(dd): -74.619285 Watershed Area: 211.9 km2 ------------------------------------------------------------------------------------------------ West of Hudson Land Use/Cover Map Impervious Agriculture Forest Water Wetland 0.00% 10.54% 89.37% 0.09% 0.47% -------------------------------------------------------------------------------------------------   1990 2000 Total Population 1376 1623 Population Density (ind./km2) 6.49 7.66 -------------------------------------------------------------------------------------------------   2000 2001 2002 # of SPDES Dischargers 1 1 1 Total Annual Volume (normalized for watershed area) 0.00 cm 0.00 cm 0.00 cm Ions, Nutrients, DOC/BDOC, and Particulates - click here for abbreviations/units Sampling Dates and Discharge (Q) - Realtime Flow Monitoring   Ions/Nutr & DOC/BDOC Organic Particles Date Q - m3/s Date Q - m3/s 2000 01AUG00 1.4268 01AUG00 1.4268 2001 12JUL01 0.9140 25JUL01 0.9140 2002 26JUN02 2.3611 26JUN02 2.3611 Data Table - Methodology   2000 QUAL 2001 QUAL 2002 QUAL pH 7.4   6.4   7.3   ALKL 17   19   16   COND 36   73   70   CA 6   .   .   MG 1.2   1.4   1.3   NA 3.3   3.8   2.8   K 0.4   0.5   0.4   CL 5   6   3.8   SO4 5.1   5.7   5.9   NH4N 0.006 B 0.006 B 0.013   NO3N 0.09   0.2   0.1   ORGN 0.06   0.04   0.05   SKN 0.07 B 0.05   0.06 B TKN 0.09 B 0.06   0.08 B SRP 0.01   0.007   0.007   TDP 0.009 B 0.007 B 0.007 B TP 0.011   0.008 B 0.01   DOC 1166   792   1280   BDOC .   95   294   TSS 2.2   0.6 B 1.9   TSS05 1.7   0.5   1.1   TSS10 0.4   0.1 B 0.3   TSS20 0.1   0.3 B 0.8   VSS 0.8   0.2   0.7   VSS05 0.6   0.3 B 0.4   VSS10 0.1   0.04 B 0.09   VSS20 0.05   0.09 B 0.3     Molecular Tracer Analysis - click here for abbreviations/units Sampling Dates and Discharges (Q) - Realtime Flow Monitoring   Summer Baseflow Winter Baseflow Date Q - m3/s Date Q - m3/s 2000 24JUL00 1.4622 --- --- 2001 12JUL01 0.9140 07FEB01 2.1667 2002 24JUN02 3.1366 05FEB02 6.9985 2003     15JAN03 --- Data Table - Methodology   2000(SB) QUAL 2001(WB) QUAL 2001(SB) QUAL 2002(WB) QUAL 2002(SB) QUAL 2003(WB) QUAL FLU 0.0005 E 0.0004 HE 0.0006 E 0.002 E 0.0014 E 0.0009 E PHE 0.002   0.00019 HE 0.0016 E 0.005 E 0.004 E 0.009 E ANT 0.0005 E 0.0003 HE 0.0006 E 0.001 E 0.0007 E 0 NE 2MP 0.0018 E 0.0016 HE 0.0018 E 0.003 E 0.0011 E 0.006 E 1MP 0.0007 E 0.0002 HE 0.0003 E 0.0011 E 0.0005 E 0.004 E FLR 0.0005 E 0.001 HE 0.0011 E 0.0017 E 0.003 E 0.005 E PYR 0.0003 E 0.0006 HE 0.0005 E 0.0014 E 0.0011 E 0.005 E BAA 0.0005 E 0.0015 HE 0.0002 E 0.0005 E 0.0004 E 0.005   CHR 0.00019 E 0.0009 HE 0.0003 E 0.0004 E 0.0006 E 0 NE BBF 0.0004 E 0 NE 0.00019 E 0.0006 E 0.0009 E 0.004 E BKF 0.0002 E 0 NE 0.0003 E 0.0008 E 0.0011 E 0.003 E BAP 0.0008 E 0.0004 HE 0.00018 E 0.0019 E 0.0008 E 0 NE HHCB 0.003   0.003 HE 0.002 E 0.005 E 0.004 E 0.014   AHTN 0.007 E 0.012 HE 0.003 E 0.006 E 0.011 E 0.012 E CAF 0.003 E 0.0016   0.002 E 0.003 E 0.007   0.007 E bCOP 0.012 E 0.007   0.007 E 0.02   0.02   0.015 E EPI 0.003 E 0.0012 HE 0.0015 E 0.005 E 0.003 E 0.009 E CHO 0.2   0.08   0.2   0.09   0.4   0.1   aCOP 0.05 E 0.01   0.04   0.02   0.09   0.03   aONE 0.018   0 NE 0.006 E 0.007 E 0.019   0.03   bONE 0.018   0.014 HE 0.01   0.013   0.03   0.03   SNOL 0.03 E 0.019 HE 0.015   0.04   0.06   0.03     Benthic Macroinvertebrates - Methodology Water Quality Score - WQS Definition